Prado\Web\UI\WebControls\TDataGridColumn::getFooterStyle PHP Method

    public function getFooterStyle($createStyle = true)
    {
        if (($style = $this->getViewState('FooterStyle', null)) === null && $createStyle) {
            $style = new TTableItemStyle();
            $this->setViewState('FooterStyle', $style, null);
        }
        return $style;
    }